package cn.edu.cdu.group4nb.service;

import java.util.List;
import java.util.Map;

public interface AttendenceService {

     List<Map<String,Object>> selectAttend(String userid);
     List<Map<String,Object>> selectUserAttend(String userid);
     List<Map<String,Object>> selectUser();
     Boolean insertTime(int user_info_id);
     Boolean insertLeftTime(int user_info_id);
     Boolean selectInTime(int user_inf_id);
     Boolean ifTime(int user_info_id);
 }
